Capping device.



F. J. HEYBAGH.

GAPPING DEVICE.

APPLICATION IILED MAR.31, 1910.

1, 1 1 1,581 Patented sept. 22, 1914.

THE ORRIS PETERS CO., PHUTO-LITHO.. WASHINGTON, D. C

N UNITED orFioEig rnnnnnrcxa. HBYBAGH; or BALritiene,` ivrnnrit.Aun7Assicrnon,` BY MEsNnAssIGN- MENTS,`

.o1 THE UNIrWnIGnI'NG Ann `Parrainer SYSTEM (INcoRPonATEmgor lBALTIMORE, MARYLAND, n' coneoRATron ,or DELAWARE.

"pAPrINGIDvIcnffy;

Toda whOlmt't may concern: Y fi'i Brom aV citizen'oic the United States,residing in Baltimorecity and State of `Mary.-

prouements *in .Capping Devices, of which the lfollovvingisaspecification.k l

- y My t present invention relatesr :topi-improveare particularlyiadapted 4for use in ,connection with.afcappingwmachine offr thetypedisclosedl in my Jprior Patent,' No.` 935,505-

granted September i 28; V1909. f i

TTheVobjecto mylpresentrlnvention-is to provide an eliciient `cap clampWhichis Tea-- pable of applying i caps yrapidly y and'` ".,With

l certaintytocans .or other receptacles having `a generallyrectangular-e or otherangular shape,` i the clamp servingnnotvonly as laholderfor `onerpart `butfil-is formed with meanstoutoperateiuponzthe"relatively iiat sidesof the `yother-)part ofthe'can and press such *sides inwardly so as toigtemporarily. assumeV a.i su'listantially` c'fni'cave;l f form;` i; t By providing `awcapclamplof-this character, f bulging of .the `sides of the'can mouth,pary, tioularly 1in those `casesgwhere"the material is vlpackedinto the'can iunder-jpressure, is

eliminated, and :the fiat y'sides ofthe. can f While"` so pressedfinwardlymvill. :enter f the eap'wvith thegreatest facility andcwithoutthe Possibilityl of `suchfparts catching: upon one another especiallyasthe .concave form assumed bythe fiatlcan sides will `reduce theeffective4 dimensions of the can mouth.

` When` the can ivithI the.' cap i applied thereto,

. Athe cap and thereby securethe cap firmly y be pointed outparticularly'in theV claims' at is releasedy thellmouth* ofithe can,`yin resuming vits normal shape rwill expand Within thereon. 't y iconsists Ainl certain features offlcoiistruction `Which "will be setforth fully"inthe -zlfollow` ingnspecification, andthe novel eatureswillthe end of the specification` inthe accompanyingqdrawing Figure lvvithrmy present invention, the jaws `or members of `the clampbeing`.showninclosed n AL-ppiieation` annil `Maren si, 1910,.l serial Nt.552,584;

p S' position;` ligj represents adverti'cal section Be' it knovvnfthat1,.,FREDERICK ,L HEY- th'roughthe clamp and illustrating"diagrammaticallythe action of the improvedclamp` upon the can mouthduring ,theapplicationr e of the canmouth and the ldottedlines`indicating, respectively :the approximate form assumed the canmouthtwhen the material 1sspacked' the-reinl and When'fthe can j mouthis )contracted byfjthe"clampy -to facili- `tatefth'e xapplica-tion ofthe cap;` t

ASimilar,partsare designa-ted `bythe Vsame reference characters in' theseveral i views! I Map-applying clampsV constructed in; aecordanee with-my lpresent invention are *cae pable offuse-generally inconnectionwwith f machines or devices "for" applying caps'to cans' onreceptaclshaving a `rectangular or angular -`form! fasgdistingulshedfrom cans having cylindricalk 1 .mouths', 1 although the presentimprovements arefv particularly adapted for use-in connectionwith acapping machine of the i type disclosed in my prior patentiaforesaid.-1- i t `It will befunderstood lthat in @using the term cani I do fso 1naf genericV sense to include not onlyftlie ordinaryi metallic cans butalso suchfother` receptacles as may. be

fonndnsuitablew" Theterm -'cap". also t cludesr'closure's :inthe broadsense. A

transferringiand applying member such as that rdisclosed in tmy`aioresaid lprior patent.

Y The t clampV is preferably `composed of two jjawsor lmembers at Aleastone ouWhich is capable of Van opening 'and closing movement ine'oriclerthatf'a cani'f'mouth WithV a cap' apt plied thereto may `lie-releasedfrom" the y f n 4 lclamp-:and Aanother vcaprareceived by|` the "Withthese g objects in` vieiivptthe` .invention i the rclamp when the latteris iniclosed con-4 dition.` In "that rform "of 'thefinvention shown7 theclamp'iscom-posed` oftthec'om- `piemental*jaws` 2 anfdfth'e jaw 2 beingfixed with respect tof thek f support 1 -While clamp :Whilethe'il'atteris in open posi-tion i and the cap so received held securelyWithin thepmovablejaw is Apivoted to theV support so as tosivingfuponthe center 4.- Any Asuit-` able m'en'ns may be providedjormoving the t i 85 Inthe'present instancatheclampis car- `ried-'fby asupport l AWhich-maybe a cappivot l as a center.

propriate intervals, a reciprocatoryfclamp! actuating bar 5lbeing-shown'm the presentv instance which is suitably guided upon" theinto open andclosed positions about the The jaws or memb v form a seatto receive and hold a cap during theapplication -o-f the latter to theIn i5 the present instance, the jaws orclamp-mem-j bers are lrabbeted asat 9 to form a capreceiving recess, the outline of whichv conformssubstantially to the angular form of the cap. In the present instance,the clamp is adapted t0 apply the caps upon cans having a substantiallyrectangular outline, and" this rabbet A9 therefore khas an outline iof'a substantially rectangular form. Below this angular cap-receivingrecess, the complemen j tal jaws or members of the clamp are formed withYa flange 10, the interior surface Vof which projects inwardly beyondthe rabbeted surface 9 soas to form a shoulder 11 through which the:cank mouth must "pass before `the cap isf applied thereto; This4shoulder hascorners 12 which in the present instance are rounded .andare adapted to receive the correspondingly shaped corners of the can,and those Lportions of the lshoulder between the corners are convex orbowed inwardly in a direction circumferentially of the shoulderl as at13 so as to -engage the flat sides and ends of the can and cause suchfiat sides and ends to assume convexlfor'ms as thel clamp receives thecan mouth. The

inner surface of they shoulder at the rounded corners 12issubstantially. .flush with the i inner surface of the flange on thecan, cap. The convex or inwardlyextendedA portions 13,-of 'the shoulder,however,areoiiset in- `vwardly with respect to the inner surface of thecan cap flange for a distance sufficient to cause'thev dimensions ofthecan mouth `to Abe substantially reducedso as to facilitate` ytheentrance of the can mouth into the cap and, moreover, the flat-sides`and ends of the can when bowed `inwardly cannot possibly catch upontheflange of the cap.` -A seatfliiy i' is "formed between'the shoulder 11andthe rabbeted portion 9 of the clamp which serves to .support the capvwithin the clamp andy position it properly to receive the.w can mouth.The opening in the flange 10 .is also prefer.-

ably flaredy as at 15 so as to position the can v mouth and guide itasit entersthe clamp. Any. suitable means maybe provided for freeing thecan andthe applied cap from the stationary' jaw* ort-'clamp member, an

ejector 16 being pivoted at 17 within av re-y cess formed in the member2 in' the present ers-2A and 3 combined,`

instance, and 'the outer or exposed end of this' ejector is' adaptedto'befactuated by a "lug" 18 upon the pivotal or movable jaw orclampmember when the latter is opened,

Ythe ejectorbeing thereby carried into en-l gagement with the cap andthe capand can arev automatically freed from the clamp.. 5 An Aeject-or'of this character is disclosed in my prior-patent; aforesaid, and noclaim isvmade.

to'` this" 'ejector in the present application.

Af cap-applying. clampA constructed inv accordance with the presentinvention renders v it possible to rapidly and automatically-apply capsto cans or receptacles the mouths of which have a" rectangular or'otherangular outline.v The' clamp shownlin the present instance may beused toparticular Vadvan-V j tage' in* connection with filling machines whichpack powdery/or rvother `materials in 'cans or-rec`eptaclesunderthe'pressure eX-y ;ertedwblya packer.; The effectxof packing":material into canshaving flat sidesis-to vbulge ythe-flat sidesoutwardly.'k When the cans in such condition are brought into posi;v

tion to IVreceive caps, theybulgedlisides and ends lof the cans areloperated upon by the convex or inwardlyoifset portions ofthe shoulderwithinv the clamp, the bulged sides i and `ends of thecans being therebycaused*v 4to temporarily assumera `convexed form which will carrytheflatsides 'of the can l inwardly and', moreover,=-the:effectivedimenmouth,"thec an mouth is introduced quickly and withcertainty intothe can capwhichis contained withinjthe clamp;v Afterfthe., ap-

plication ofthey cap vtothe can, the clamp'isV opened, 'therebyrelievingthe pressure upon the `fiat sides and ends Ofthecamand 'thelatter is then ,free to expand or resume, its` vnormal shape, suchexpansion ca'rryingthe y vflat; surfacesl of the can `mouth intoclose-and firm lengagement'with the flange` ofthe cap so thata/perfectly tight and secure connec;

and'thecap.

tion is 'formed betweenthe can I claimas my inventionrf Y .e sionsofthecanmouth `ai'ereduced sothat as theif'zlampsl passes down overthecan 1. A cap clamp having an opening 4of pree,V `v `I determined orfixed 'sizeandgenerally recl tangular outlineto' receiveV the mouthv ofa receptacle of corresponding formgthe walls ofy said opening beingconverted circumferf entially to' operate.' upon and temporarily Y i ybow inwardly the fiat sides oftheV receptacle as the mouth thereof isintroducedfintol said opening, thewalls of said openingbeing alsorecessedl to receive/and hold a cap in positionvr iff' 'to receive themouth. of the recepta'c1e;,.f

z 2. A device for applying caps'tofrecep-y `tacles having mouths ofgenerally rectangular outline comprising a fiat plateyand sectionsmounted on -oneA of the flat vsides thereofjandhaving anvv opening with'circumferentiallyiconv`exed walls tol receive thel j a cap clamp`composed of pivotally related 1,111,581 l f y I 3 mouth of a receptacleAand to bow inwardly 10 to receive a cap and having means for positivelyclosing them wherebyv said openingr will have a predetermined or iXedsize. v

In testimony whereof I have hereunto set my hand in presence of twosubscribing witnesses.

FREDERICK J. HEYBACI-I.

Witnesses: v 'Y CLARENCE A. BATEMAN,. CHAS. S. HYER. Y

` Copies of this patent may he obtained fox` ve cents each, byaddressing the Commissioner of Patents,

Washingtoml). C.

